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CHENG CHIEN-HONG

Overview
  • Total Patents
    29
  • GoodIP Patent Rank
    238,259
About

CHENG CHIEN-HONG has a total of 29 patent applications. Its first patent ever was published in 2003. It filed its patents most often in United States, Taiwan and China. Its main competitors in its focus markets organic fine chemistry, basic materials chemistry and semiconductors are GRACEL DISPLAY INC, LABELTEK INC and DOW ADVANCED DISPLAY MATERIAL LTD.

Patent filings in countries

World map showing CHENG CHIEN-HONGs patent filings in countries
# Country Total Patents
#1 United States 20
#2 Taiwan 5
#3 China 4

Patent filings per year

Chart showing CHENG CHIEN-HONGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Cheng Chien-Hong 29
#2 Chou Ho-Hsiu 7
#3 Chen Yu-Han 6
#4 Wu Fang-Iy 6
#5 Shih Hung-Hsin 5
#6 Hsieh Cheng-Han 3
#7 Lu Kun-Yi 3
#8 Fan Chun-Hsiang 3
#9 Duan Jiun-Pey 2
#10 Shih Cheng-Hung 2

Latest patents

Publication Filing date Title
US2014183456A1 Blue light-emitting iridium complex and application for organic light emitting diode
US2010270915A1 Beta-diketone ancillary ligands and their metal complexes used in organic optoelectronic devices
US2011254436A1 Triphenylene based aromatic compounds and OLEDs utilizing the same
US2010327736A1 Green phosphorescent iridium complexes, fabrication method thereof and organic light-emitting diodes comprising the same
TW201035058A Organometallic compound and organic light-emitting diode including the same
US2009169921A1 Synthesis of triphenylene and pyrene based aromatics and their application in oleds
US2009149653A1 Transition metal complexes with carbene ligands and their application
US2009105487A1 Conjugated compounds containing heteroatom-center-arylsilane derivatives and their application
US2009105488A1 Triptycene derivatives and their application
TW200906839A Conjugated compounds containing heteroatom-center-arylsilane derivative and application thereof
US2008217606A1 Organic light emitting diode containing a Ir complex having a novel ligand as a phosphorescent emitter
TW200619344A Organic light emitting diode containing a novel iridium complex as a phosphorescent emitter
TW200505279A Organic light emitting diode containing a novel Ir complex as a phosphorescent emitter
TW588572B Organic light-emitting diode containing fullerene as a hole-injection modification layer or hole-transporting layer